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Gas Law Investigation
Investigators collect the carbon dioxide produced when an antacid tablet is activated and identify what alteration produced the most gas. They also collect the gas in a buret in order to practice precision. Then they choose between two...
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Heat and Thermodynamics
This is actually a 10-day mini unit on thermal energy for your high school chemists. Every avenue is taken to get learners absorbed in heat: a pretest, a PowerPoint presentation, Internet exploration, demonstrations, lab activities, and...
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Potato Chips Fragility
Students investigate why some potato chips crumple faster than others. In this physics lessons, students relate the cooking time to potato's fragility. They write a lab report about their findings.
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Which Wrap Is Wrapped Right?
Students investigate the integrity and strength of different types of food wraps. They test the wraps and create a graphic organizer for the data. Once it is organized then a lab report can be written. The lesson contains background...
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#16 Separation Science Lab
Learners in this inquiry-based experiment, put in the role of a method development chemist. The scenario they are given is that a train wreck has occurred resulting in a chemical spill. Students are told that the spill mixture consists...
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Geologic Sequestration
Young scholars investigate how geologic sequestration reduces carbon dioxide concentration in the atmosphere. In this earth science instructional activity, students simulate oil mining in the lab. They write down their observations and...
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5 Types of Chemical Reactions and a Lab on Mole
Students recognize the concepts of the five general types of chemical reaction: combination, decomposition, single replacement, double replacement and combustion. They practice classifying chemical equations and determine the moles in a...
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Crime Scene Investigation: Hair Analysis Lab
Students participate in a hair analysis lab. Using a digital microscope, students compare and contrast hair samples. They determine if the hair samples are human or animal. After completing lab results sheets, students share their...
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Column Chromatography
Students research the mechanics of liquid chromatography. In this technology instructional activity, students calculate the concentration of unknown samples. They write a report about their research and lab results.
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The Conceptual Theory of Chromatography
High schoolers conduct a lab to determine the best way to separate a variety of mixtures choosing between paper, thin layer and column chromatography. They use chromatography techniques to identify unknown substances and submit a lab...
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Quality Control at Kality Krunchers Dill Pickle Factory
In a hypothetical scenario, food chemists use titration to concoct a brine solution for producing the crunchiest pickles. They also analyze store-bought pickle juices. In addition to reinforcing titration techniques, the lesson requires...
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Hydrogen Peroxide Analysis
A scenario is presented for chemistry techs to address. Using titration techniques, they must analyze hydrogen peroxide solution samples. They evaluate accuracy and precision in the process. They also gain experience consulting the MSDS...
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Identification of Animals by Serum Electrophoresis
Students compare their unknown serum against a set of known serum standards and determine the animal source of their serum. They write a lab report to communicate their results.
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Melting and Freezing of Water
Students differentiate the three states of matter. In this chemistry lesson, students analyze graphs of heating and cooling curve of water. They complete a lab report and discuss results.
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I Wood if I Could
Tenth graders investigate the process of how specific products are made from trees. For this chemistry lesson, groups of students must choose among ice cream, bubble gum, paper, toothpaste and lipstick. They research, design and produce...
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The Floating Egg Problem
This is the grown-up version of the classic "float an egg in salt water" experience, plus an experiment in soap making. High schoolers explore density, but more importantly, practice accuracy, precision, and the use of significant...
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Chemical Resistance and Synthetic Polymers
Students participate in lab activities in which they examine immersion, stain resistance, and stress cracking of synthetic polymers. Students use their collected data to discuss service applications and possible performance of materials.
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Acid Rain
Students investigate the effects of acid rain. The lesson contains a lab background for the teacher to use before the implementation of the lesson. They conduct an experiment to collect data and then report the results of the observations.
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"Where Do The 'Fungi's' Hang Out?"
Tenth graders engage in a lesson looking for the ideal conditions for microbial growth. The lesson is to be given once they have background knowledge about microbes. Students set up a lab in order to grow cultures over a period of two...
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Holy Starbucks Batman
Learners investigate caffeine as a potential new pollutant in a northwest river system. Effects of caffeine on invertebrates and salmon fry will be explored through field work and lab work.
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Tie Dye
Students practice writing research proposals to test the color fastness of a dye once it has been exposed to a t-shirt. Each proposal needs details of experimental design, length of treatment, and means of cleaning the shirt. All...
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Writing The Laboratory Notebook
In this chemistry worksheet, students examine the given concept in order to apply in the laboratory setting. The sheet includes in depth background information.
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Strong Ice
Through three activities, first-time physical scientists wonder at the properties of water. Freeze some soda cans and a container of water prior to the investigation to show that water expands when frozen. Lab groups experiement with...
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Heat Transfer and Pollution
Students perform computer simulations on air dispersion. In this chemistry lesson, students calculate energy transfer based on specific heat and temperature change. They explain the causes of smog.